| 型號 | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
MAX17020 | Dual Quick-PWM Step-Down Controller with Low-Power LDO, RTC Regulator General Description The MAX17020 is a dual Quick-PWM? step-down power-supply (SMPS) controller with synchronous rectification, intended for main 5V/3.3V or I/O 1.5V/1.05V power generation in battery-powered systems. Low side MOSFET sensing provides a simple low-cost, highly efficient current se 文件:636.86 Kbytes 頁數(shù):34 Pages | MAXIM 美信 | MAXIM | |
MAX17020 | 雙通道Quick-PWM、降壓型控制器,具有低功耗LDO和RTC電源 MAX17020帶同步整流的雙通道Quick-PWM?降壓電源(SMPS)控制器,用于生成電池供電系統(tǒng)的5V/3.3V主電源或1.5V/1.05V I/O電源。低邊MOSFET檢測提供簡單的低成本、高效電流檢測功能,可實(shí)現(xiàn)谷電流限制保護(hù)。限流功能與輸出過壓和欠壓保護(hù)功能相結(jié)合,確??煽康妮敵鲭妷?。\n\n 工作在跳脈沖模式或超聲模式時(shí),5V/3.3V或1.5V/1.05V SMPS輸出可以節(jié)省功耗并避免產(chǎn)生可聞噪聲。超聲模式強(qiáng)制控制器將輕載時(shí)的開關(guān)頻率維持在大于20kHz的水平。\n\n 內(nèi)部100mA線性穩(wěn)壓器可以產(chǎn)生上電或其它低功耗“常備電路”所需的5V偏置電壓。當(dāng)SM ? 雙路Quick-PWM\n? 內(nèi)置100mA、5V或可調(diào)輸出線性穩(wěn)壓器\n? 獨(dú)立的LDO旁路輸入\n? 內(nèi)部自舉二極管\n? 次級反饋輸入保持電荷泵工作\n? 3.3V、5mA RTC供電電源(常開) \n? OUT1:5V或1.5V固定輸出或0.7V可調(diào)反饋\n? OUT2:3.3V或1.05V固定輸出或動態(tài)調(diào)節(jié)\n? 次級SMPS上0V至2V REFIN2動態(tài)輸入\n? 2V ±1%、50μA基準(zhǔn)\n? 6V至24V輸入電壓范圍(28V,最大值)\n? 超聲模式\n? 獨(dú)立的SMPS及LDO使能控制\n? 獨(dú)立的SMPS電源就緒輸出\n? 所需元件數(shù)最少; | ADI 亞德諾 | ADI | |
Dual Quick-PWM Step-Down Controller with Low-Power LDO, RTC Regulator General Description The MAX17020 is a dual Quick-PWM? step-down power-supply (SMPS) controller with synchronous rectification, intended for main 5V/3.3V or I/O 1.5V/1.05V power generation in battery-powered systems. Low side MOSFET sensing provides a simple low-cost, highly efficient current se 文件:636.86 Kbytes 頁數(shù):34 Pages | MAXIM 美信 | MAXIM | ||
Package:32-WFQFN 裸露焊盤;包裝:卷帶(TR) 類別:集成電路(IC) 電源管理 - 專用 描述:IC CTLR PWM DUAL STEP DN 32-TQFN | AD 亞德諾 | AD | ||
Package:32-WFQFN 裸露焊盤;包裝:卷帶(TR) 類別:集成電路(IC) 電源管理 - 專用 描述:IC CTLR PWM DUAL STEP DN 32-TQFN | AD 亞德諾 | AD |
技術(shù)參數(shù)
- VIN (max)(V):
24
- VOUT1 (min)(V):
0
- VOUT1 (max)(V):
5.5
- IOUT1 (max)(A):
10
- Switch Type:
External
- Preset VOUT(V):
1.05
- Output Adjust. Method:
Dyn. REF In
- VOUT1 Tolerance(±%):
1
- VOUT2 (min)(V):
1.05
- VOUT2 (max)(V):
3.3
- Synchronous Switching:
Yes
- Power Good Signal:
Yes
- ICC (max)(mA):
1.7
- # DC-DC Outputs:
2
- # LDO/ Op.Amp. Outputs:
2
- Switching Frequency(kHz):
500
- Features:
Adjustable Freq.
- EV Kit Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
TQFN/32
- Smallest Available Pckg. (max w/pins)(mm2):
26
- RoHS Available:
Yes
- Budgetary Price (See Notes):
$2.44 @1k
- Tags:
Li+
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
ADI |
25+ |
32-LFCSP-5X5X0.75 |
5500 |
雙通道Quick-PWM、降壓型控制器,具有低功耗LDO和RTC電源 |
詢價(jià) | ||
MAX |
17+ |
TQFN32 |
6200 |
100%原裝正品現(xiàn)貨 |
詢價(jià) | ||
MAX |
QFN |
3200 |
原裝長期供貨! |
詢價(jià) | |||
MAXIM |
24+ |
QFN |
4652 |
公司原廠原裝現(xiàn)貨假一罰十!特價(jià)出售!強(qiáng)勢庫存! |
詢價(jià) | ||
MAXIM |
25+ |
QFN32 |
4507 |
百分百原裝正品 真實(shí)公司現(xiàn)貨庫存 本公司只做原裝 可 |
詢價(jià) | ||
MAXIM |
23+ |
QFN32 |
8000 |
原裝正品,假一罰十 |
詢價(jià) | ||
MAXIM |
2016+ |
QFN |
1800 |
只做原裝,假一罰十,公司可開17%增值稅發(fā)票! |
詢價(jià) | ||
MAXIM |
1024+ |
QFN-32 |
2500 |
原裝現(xiàn)貨海量庫存歡迎咨詢 |
詢價(jià) | ||
MAXIM |
22+ |
QFN |
5000 |
原裝現(xiàn)貨庫存.價(jià)格優(yōu)勢!! |
詢價(jià) | ||
MAXIM |
23+ |
QFN |
8560 |
受權(quán)代理!全新原裝現(xiàn)貨特價(jià)熱賣! |
詢價(jià) |
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